Chemical Names and Formulas

Front

What happens to an atom when it gains electrons?

Back

It becomes negatively charged because it has added electrons.

Front

What is the chemical formula for Ammonium phosphate?

Back

(NH₄)₃PO₄

Front

How many total atoms are in H₂SO₄?

Back

There are 7 atoms in total.

Front

What must be used when naming compounds that contain a nonmetal bonded to a nonmetal?

Back

Prefixes must be used.

Front

What is the correct chemical formula for strontium acetate?

Back

Sr(C₂H₃O₂)₂

Front

What is the charge of an ion that loses electrons?

Back

It becomes positively charged.

Front

What is the significance of prefixes in chemical nomenclature?

Back

Prefixes indicate the number of atoms of each element in a compound.

Front

What is the formula for calculating the total number of atoms in a compound?

Back

Add the subscripts of all elements in the chemical formula.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds form between metals and nonmetals, while covalent compounds form between nonmetals.

Front

What is the formula for sodium sulfate?

Back

Na₂SO₄